import java.util.Scanner;

public class Test {
    public static void main1(String[] args) {
        Scanner scanner=new Scanner(System.in);//输入数据，括号内是在键盘输入的意思
        int i=scanner.nextInt();
        if(i%2==0){
            System.out.println("偶数");
        }else {
            System.out.println("奇数");
        }
    }
}
